Respirator head harness



FIG. 1 is a perspective view of a respirator head harness showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side view thereof, the right side view being a mirror image of the left side view;

FIG. 5 is a front view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a magnified view of the central portion of FIG. 2.

The broken line showing is included for the purpose of illustrating environment and forms no part of the claimed design. 

The ornamental design for a respirator head harness, as shown and described. 